PrimeRFP SCOUT · NAICS Intelligence
NAICS 621 — Ambulatory Health Care Services
NAICS 621111 — Physicians & Clinical Services
NAICS 621111 covers federal contracts for physician services, clinical examinations, disability evaluations, and direct medical care services. VA dominates this NAICS code, using it primarily for disability compensation examinations (C&P exams), community care referrals, and veteran health assessment contracts.
$13.4B
Total Obligated
1,665
Total Awards
$8.04M
Avg Award Value
Apr 2025 – Mar 2026
Data Period
Year-Over-Year Award Trend
| Year | Awards | Total Obligated |
|---|---|---|
| 2023 | 7,000 | $5.7B |
| 2024 | 10,000 | $9.4B |
| 2025 | 10,000 | $17.3B |
2026 data through March 2026 only. Source: PrimeRFP SCOUT · ≥$100K floor
Top Agencies by Obligation — NAICS 621111
| Agency | Awards | Total Obligated |
|---|---|---|
VADepartment of Veterans Affairs | 1,509 | $12.9B |
DoDDepartment of Defense | 80 | $261M |
HHSDepartment of Health and Human Services | 40 | $102M |
DOEDepartment of Energy | 14 | $51M |
DHSDepartment of Homeland Security | 22 | $28M |
Top Awardees — NAICS 621111
Trailing 12 months · ≥$100K floor · Source: PrimeRFP SCOUT
| Rank | Awardee | Awards | Total Obligated |
|---|---|---|---|
| #1 | QTC Medical Services | 23 | $3.29B |
| #2 | OptumServe Health Services | 21 | $3.16B |
| #3 | Veterans Evaluation Services | 18 | $2.81B |
| #4 | Loyal Source Government Services | 12 | $1.50B |
| #5 | Logistics Health Inc. | 8 | $940M |
| #6 | Acuity International LLC | 5 | $570M |
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→VA accounts for 96% of NAICS 621111 spending ($12.9B of $13.4B) — driven entirely by the C&P exam program (disability compensation evaluations) and community care referrals.
→QTC, OptumServe, and Veterans Evaluation Services together hold $9.3B of $13.4B (69%) — an unusually concentrated market dominated by firms purpose-built for VA disability exam outsourcing.
→Strong year-over-year growth: $5.7B in CY2023 → $9.4B in CY2024 → $17.3B in CY2025, driven by VA's expanding disability claims backlog and Community Care Network expansion.
→DoD's 80 awards ($261M) cover MEPS physicals, TRICARE supplemental exams, and occupational health — a more distributed and accessible segment than VA's concentrated C&P market.
Frequently Asked Questions — NAICS 621111
What federal contracts fall under NAICS 621111?
NAICS 621111 covers physician and clinical services provided to the federal government — including VA disability compensation examinations (C&P exams), military entrance physicals (MEPS), TRICARE community care referrals, occupational health services, and medical screening programs. VA uses it as the primary NAICS for its contracted disability exam program.
How much does the federal government spend on NAICS 621111?
Federal agencies obligated approximately $13.4B under NAICS 621111 in the trailing 12 months (Apr 2025–Mar 2026) across 1,665 awards. VA is the dominant buyer at $12.9B (96% of total). Source: PrimeRFP SCOUT, obligations_only, ≥$100K floor.
Who are the main contractors for NAICS 621111?
The VA's C&P exam market is dominated by QTC Medical Services (Leidos subsidiary, $3.29B), OptumServe ($3.16B), and Veterans Evaluation Services ($2.81B). These firms operate nationwide exam networks under VA nationwide contracts. Together with Loyal Source Government Services, the top 4 firms hold over $10B of the $13.4B market.
Are there small business opportunities in NAICS 621111?
Small business opportunities exist primarily through DoD and HHS — MEPS physicals, occupational health BPAs, and HHS screening programs tend to be smaller, more regionally distributed contracts. VA's C&P exam contracts are full-and-open due to scale requirements, but subcontracting opportunities with the major prime awardees are significant.
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